The Journal of Korean Physical Therapy Indexed in /covered by CAS, KoreaScience & DOI/Crossref:eISSN 2287-156X   pISSN 1229-0475

The Journal of Korean Physical Therapy Indexed in /covered by CAS, KoreaScience & DOI/Crossref:eISSN 2287-156X pISSN 1229-0475

Table. 3.

Table. 3.

Changes in muscle strength before and after training

Variable Experiment Group 1 (n= 7) Experiment Group 2 (n= 7) Control Group (n= 7) χ2 P
Affected Knee Extensor (Nm)
Pre 31.76± 6.28 29.23± 6.74 30.37± 3.67 0.356 0.837
Post 35.43± 6.04 32.84± 6.30 31.09± 3.34
Post-Pre 3.67± 2.14 3.61± 2.38 0.71± 0.51 9.034 0.011*
z -2.366 -2.366 -2.213
p 0.018* 0.018* 0.027*

Mean±SD.

Experiment Group 1: performed various lower extremity exercise using a swiss ball, Experiment Group 2: performed same exercise without swiss ball, Control Group: general physical therapy.

*p<0.05.

J Kor Phys Ther 2021;33:202-9 https://doi.org/10.18857/jkpt.2021.33.4.202
© 2021 J Kor Phys Ther